PoolWorks&trade; Colored LED Floating Underwater Light Show / Entertaining Pool Disco Ball Experience / Fun for the Swimming Pool, Hot Tub, Spa, Bathtub, Pond, Etc. (Jumbo) Dramatically transforms the water into a sparkling colorful lightshow Perfect for bringing life into your pool side party; creating a romantic spa experience or for simply placing it into a childs bathtub for a fun time bath experience Effectively turns the pool into a liquid dance floor. Projects a colorful light show onto the bottom and sides of the pool/tub Features 4 LED colors & 7 flashing light show modes :: Measures approximately 5.5" W x 4.25" H :: Illuminates 10 ft. Diameter :: Waterproof Easy to use - Just install the batteries, turn it on, and you're set to go. (Runs on 3 AA Batteries; Batteries not included)